Version 1 Press Adapter and Window Riser

From: $15.25

First generation (Version 1) Press Adapter and Window Riser to use expand mandrels on a reloading press.
Limited compatibility with coax style presses.

Window Risers are discontinued:
Replaced by PowerStroke™ Press Adapters (Version 2)



Next generation PowerStroke™ Press Adapters (Version 2) and fully compatible with coax style presses.

v1 Press Adapter

Window Riser - Discontinued

Use v2 PowerStoke Adapter system - link, above.

Insufficient stock


Press Adapter

Carbon steel with oxide coating, 7/8-14 thread. Includes 8-32 screw. Expand mandrel sold separately.

Expand Mandrel Window Riser – DISCONTINUED Replaced by PowerStroke™ Press Adapters (Version 2)
(Window Riser is NOT compatible with BMG cartridges, inside diameter is .650″. Use 1-1/4 or 1-1/2 PowerStroke version) 

A simple device that brings the case neck expanding above the press and allows for full visual of the operation through a viewing window. Not only does it bring the case neck expanding operation from below the press where line of sight is difficult but it also eliminates the need for the stop screw in the expand mandrel.

7/8-14 male-to-female threads. Press adapter and expand mandrel sold separately.


Press Adapter Selection – Match Press Type and Case Length:

How-To Guide:



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